You want to enable archiving on your database. Presently， the database is running inNOARCHIVELOG mode. Given below are the steps to accomplish the task in random order： 1：Shut down the instance. 2：Execute the ALTER DATABASE ARCHIVELOG command. 3：Start up the instance and mount the database. 4：Set the DB_RECOVERY_FILE_DEST initialization parameter to $ORACLE_HOME/dest_1. 5： Open the database. Which is the correct sequence of steps for accomplishing the task（）
- A4，1，3，2，5
- B1，3，4，5，2
- C1，3，2，5；4 not required
- D4，1，5，2；3 not required
- E1，3，4，5；2 not required